Showing 481 - 500 results of 750 for search '"Coal mining"', query time: 0.06s Refine Results
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    Microseismic Signal Classification Based on Artificial Neural Networks by Chong-wei Xin, Fu-xing Jiang, Guo-dong Jin

    Published 2021-01-01
    “…Thus, based on 37310 waveform data of Junde Coal Mine, eight features of statistics, spectrum, and waveform were extracted to generate a complete data set. …”
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    Investigation of Strong Strata Behaviors in the Close-Distance Multiseam Coal Pillar Mining by Hongwei Mu, Yongsheng Bao, Dazhao Song, Dongfang Su

    Published 2021-01-01
    “…In the case of Xinzhouyao coal mine, the transmitted stress and lateral support pressure of the overlying coal pillars accounted for 78.3% and 16% of the vertical concentrated stress, respectively, and the areas closer to the overlying coal pillars were more susceptible to dynamic load disturbances. …”
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    Study on Microseismic Monitoring, Early Warning, and Comprehensive Prevention of a Rock Burst under Complex Conditions by Ke Ding, Lianguo Wang, Mei Yu, Wenmiao Wang, Bo Ren

    Published 2020-01-01
    “…Rock bursts in coal mines are usually unpredictable. In view of this problem, the energy–frequency relationship and spatial distribution characteristics of microseismic events during the mining of 5305 working face in Xinhe Coal Mine under complex geological conditions were analyzed in this study. …”
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    Ultrasonic Time-Frequency Response Characteristics for Damage Evolution of Back-Filling Concrete under Staged Loading Conditions by Xicai Gao, Xichen Zhang, Cheng Zhao, Huan Xia, Shuai Liu, Tengfei Ma, Jianhui Yin, Kai Fan

    Published 2022-01-01
    “…In summary, our findings provide an experimental basis for long-term stability monitoring and evaluation of the back-filling body for gob-side entry retaining in coal mines.…”
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    Experimental Study on Impermeability Law of Aquiclude Reconstructed by Mudstone of External Dump in Arid Zone by Li Ma, Chendong Liu, Yinli Bi, Suping Peng, Kaisheng Jiang, Hui Zhang, Qiang Luo, Fei Xue, Tianxin Xu, Tianxiang Li, Jing Wu, Jiahao Tian, Dongxu Zhang

    Published 2021-01-01
    “…By taking the Hongshaquan Open-Pit Coal Mine as the study object, the red mudstone of mining level +650 was selected as the topsoil aquiclude material through the geological survey. …”
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    Construction and application of optimized model for mine water inflow prediction based on neural network and ARIMA model by Xiaoyu Gong, Bo Li, Yu Yang, MengHua Li, Tao Li, Beibei Zhang, Lulin Zheng, Hongfei Duan, Pu Liu, Xin Hu, Xin Xiang, Xinju Zhou

    Published 2025-01-01
    “…This phenomenon is characterized by non-linearity and high complexity, leading to frequent water accidents in coal mines. These accidents not only impact coal production quality but also jeopardize the safety of mine staff. …”
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    Prediction of Vibration Velocity of Bench Blasting Reflecting Negative Elevation Effect by Xiaojun Zhang, Jianjun Shi

    Published 2021-01-01
    “…Besides, the formula accuracy is verified by the measured vibration velocity of the mass in the Jinou coal mine. The step (negative) formula acts as a more feasible candidate for the prediction of step blasting vibration.…”
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    Study on the Mechanism and Control of Rock Burst of Coal Pillar under Complex Conditions by Xingping Lai, Huicong Xu, Jingdao Fan, Zeyang Wang, Zhenguo Yan, Pengfei Shan, Jie Ren, Shuai Zhang, Yanbin Yang

    Published 2020-01-01
    “…In order to explore the mechanism of coal pillar rock burst in the overlying coal body area, taking W1123 working face of Kuangou Coal Mine as the engineering background, the full mining stage of W1123 is simulated by FLAC3D. …”
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